M32.11
BillableEndocarditis in systemic lupus erythematosus
HCC Category Mapping
V28HCC 94 — Reactive and Specified Arthropathies
0.000V24HCC 40 — Rheumatoid Arthritis and Inflammatory Connective Tissue Disease
0.307ESRDHCC 40 — Rheumatoid Arthritis and Inflammatory Connective Tissue Disease
0.000RxHCCHCC 84 — Vasculitis and Other Autoimmune Disorders
0.000What This Code Means
Inflammation of the inner lining of the heart (endocardium) caused by systemic lupus erythematosus.
Coding Tips
- •Document whether endocarditis is active or has caused valve damage (Libman-Sacks endocarditis is characteristic of SLE)
- •Coordinate with cardiology documentation to confirm endocardial involvement
Clinical Significance
SLE with cardiac involvement represents a serious complication requiring cardiology consultation and specialized monitoring. Lupus endocarditis can lead to valve damage, heart failure, and increased thromboembolic risk, significantly impacting patient prognosis and treatment complexity.
Documentation Requirements
- ✓Confirmed diagnosis of systemic lupus erythematosus
- ✓Documentation of endocarditis as a manifestation of SLE
- ✓Cardiac imaging showing endocardial involvement (echocardiography)
- ✓Laboratory evidence supporting SLE diagnosis
- ✓Exclusion of infectious endocarditis
- ✓Assessment of valve function and cardiac status
- ✓Treatment plan including cardiac monitoring
- ✓Coordination between rheumatology and cardiology care
Commonly Confused Codes
Code Hierarchy
└M32Systemic lupus erythematosus (SLE)└M32.1Systemic lupus erythematosus with organ or system involvement└M32.11Endocarditis in systemic lupus erythematosus
└M32.11Endocarditis in systemic lupus erythematosus